<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>test upload</title>
</head>
<body>
<form action="$!webPath/user/testUser" method="post">
    <input value="U-54b1bd974be9429d82c51247cf2ed364" name="userId" type="text"/>
    <input value="提交" type="submit"/>
</form>
</body>
</html>